DE3882709D1 - Verfahren zur herstellung von p-xylol und o-xylol. - Google Patents
Verfahren zur herstellung von p-xylol und o-xylol.Info
- Publication number
- DE3882709D1 DE3882709D1 DE8888310829T DE3882709T DE3882709D1 DE 3882709 D1 DE3882709 D1 DE 3882709D1 DE 8888310829 T DE8888310829 T DE 8888310829T DE 3882709 T DE3882709 T DE 3882709T DE 3882709 D1 DE3882709 D1 DE 3882709D1
- Authority
- DE
- Germany
- Prior art keywords
- xylene
- mixture
- 500deg
- bottoms
- catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/02—Monocyclic hydrocarbons
- C07C15/067—C8H10 hydrocarbons
- C07C15/08—Xylenes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
- C07C5/2729—Changing the branching point of an open chain or the point of substitution on a ring
- C07C5/2732—Catalytic processes
- C07C5/2754—Catalytic processes with metals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP88310829A EP0369078B1 (de) | 1988-11-16 | 1988-11-16 | Verfahren zur Herstellung von p-Xylol und o-Xylol |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3882709D1 true DE3882709D1 (de) | 1993-09-02 |
Family
ID=8200290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888310829T Expired - Lifetime DE3882709D1 (de) | 1988-11-16 | 1988-11-16 | Verfahren zur herstellung von p-xylol und o-xylol. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0369078B1 (de) |
DE (1) | DE3882709D1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2769623B1 (fr) * | 1997-10-14 | 1999-11-12 | Inst Francais Du Petrole | Procede d'isomerisation des composes aromatiques a huit atomes de carbone |
US6313363B1 (en) | 1998-04-10 | 2001-11-06 | Institut Francais Du Petrole | Process for isomerizing aromatic compounds containing eight carbon atoms |
US6333289B1 (en) | 1998-04-10 | 2001-12-25 | Institut Francais Du Petrole | Process for activating catalysts for isomerizing aromatic compounds containing eight carbon atoms |
FR2784686B1 (fr) | 1998-09-10 | 2001-02-23 | Inst Francais Du Petrole | Procede d'isomerisation des composes aromatiques a huit atomes de carbone en deux etapes successives et utilisant un catalyseur active |
FR2833592B1 (fr) | 2001-12-19 | 2004-02-13 | Inst Francais Du Petrole | Procede de coproduction de paraxylene et d'orthoxylene comprenant deux etapes de separation |
CN1735577A (zh) * | 2003-01-27 | 2006-02-15 | 环球油品公司 | 用水活化烷基芳香烃异构催化剂的方法 |
US7629283B2 (en) | 2007-10-08 | 2009-12-08 | Uop Llc | Aromatic isomerization catalyst and isomerization process |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3856872A (en) * | 1973-09-13 | 1974-12-24 | Mobil Oil Corp | Xylene isomerization |
AU550371B2 (en) * | 1981-02-02 | 1986-03-20 | Mobil Oil Corp. | Isomerisation of xylenes and conversion of ethyl benzene to p-xylene |
EP0065364B1 (de) * | 1981-05-20 | 1984-12-27 | Imperial Chemical Industries Plc | Verfahren zur Isomerisierung von Alkylbenzolen |
CA1227809A (en) * | 1983-10-17 | 1987-10-06 | Nancy A. Kutz | Modification of hydrocarbon conversion processes over crystalline aluminosilicate zeolite-based catalysts by incorporation of a molybdenum compound |
US4584423A (en) * | 1984-07-30 | 1986-04-22 | Chevron Research Company | Xylene isomerization using a zeolite with a group II metal |
-
1988
- 1988-11-16 DE DE8888310829T patent/DE3882709D1/de not_active Expired - Lifetime
- 1988-11-16 EP EP88310829A patent/EP0369078B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0369078B1 (de) | 1993-07-28 |
EP0369078A1 (de) | 1990-05-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |